Sean J. Iwamoto, MD
Endocrinology, Diabetes & Metabolism Physician · Aurora, CO
Sean J. Iwamoto, MD is an endocrinology, diabetes & metabolism physician with a practice address in Aurora, Colorado, and NPI 1700185097, issued on Mar 25, 2011. Check the license (Colorado DR.0055145, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Sean J. Iwamoto
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- DR.0055145 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1635 Aurora CT, Aurora, CO 80045
- Phone
- (720) 848-0000
- Enumerated
- Mar 25, 2011
- Record last updated
- Apr 17, 2026
- Medicare enrollment
- Enrolled (PECOS I20180711000907); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 2011
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 149 in Colorado → Look up another NPI →
Also registered at 1635 Aurora CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Emmeline Academia, PHARMDPharmacist1477113991
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- Yuri Agrawal, M.D.Otology & Neurotology Physician1588710446
- Michael Aidi, MDDiagnostic Radiology Physician1386024354
- Oluwabukola Akingbola, DOMaternal & Fetal Medicine Physician1316529282
Verify Sean J. Iwamoto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0055145Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
26 Medicare Part D claims, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 62% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University Physicians IncorporatedAurora, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sean J. Iwamoto among 149 endocrinology, diabetes & metabolism physician records in Colorado
Sean J. Iwamoto, MD is one of 149 endocrinology, diabetes & metabolism physician records with a practice address in Colorado. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 79% of them.
- NPI issued2011 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2011 · median 2002 among the 106 with a school on file
- Record last updated2026 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Colorado
There are 149 endocrinology, diabetes & metabolism physician records in Colorado.
All 149 in Colorado → Every provider in Aurora → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Linda Barbour, MDAurora, CO 800451477656312
- Heather Brooks, MDAurora, CO 800451184637456
- Warren Capell, MDAurora, CO 800451447340021
- Marc-Andre Cornier, MDAurora, CO 800451770500522
- Boris Draznin, MDAurora, CO 800451881660488
- James Falko, MDAurora, CO 800451669460887
- Satish Garg, MDAurora, CO 800451447264767
- Whitney Goldner, MDAurora, CO 800451326096397
Common questions
What is Sean J. Iwamoto, MD's NPI number?
Sean J. Iwamoto, MD's National Provider Identifier (NPI) is 1700185097, issued on Mar 25, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Sean J. Iwamoto, MD located?
The NPPES record lists a practice address at 1635 Aurora CT, Aurora, CO, 80045. Phone: (720) 848-0000. Providers update this record themselves, so call before visiting.
How can I verify Sean J. Iwamoto, MD's license?
NPPES lists Colorado license number DR.0055145, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sean J. Iwamoto, MD prescribe under Medicare Part D?
In 2024, Sean J. Iwamoto, MD had 26 Medicare Part D claims; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Sean J. Iwamoto, MD's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.